Functions are sorted based on the optimizer's performance relative to other algorithms. The rank number on each image (e.g. #1) indicates its standing on that specific function compared to all other optimizers tested.

#1

Langermann

#3

Rosenbrock

#4

Gramacy & Lee 2D

#13

EggHolder

#15

Goldstein-Price

#15

Beale

#19

Griewank

#27

GradientLabyrinth

#34

NeuralCanyon

#36

Langermann 2

#53

Ackley

#55

Lévy 13

#61

QuantumWell

#65

Rastrigin

#66

Weierstrass

#81

Styblinski-Tang